./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c6eb4584 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 775712c07390b56b0ae4cfd407987a042732aee5 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-c6eb458-m [2019-11-16 22:12:34,133 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 22:12:34,140 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 22:12:34,181 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 22:12:34,183 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 22:12:34,188 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 22:12:34,192 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 22:12:34,215 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 22:12:34,221 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 22:12:34,226 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 22:12:34,231 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 22:12:34,236 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 22:12:34,238 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 22:12:34,246 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 22:12:34,248 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 22:12:34,255 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 22:12:34,257 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 22:12:34,263 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 22:12:34,271 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 22:12:34,280 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 22:12:34,289 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 22:12:34,295 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 22:12:34,300 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 22:12:34,308 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 22:12:34,316 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 22:12:34,317 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 22:12:34,318 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 22:12:34,322 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 22:12:34,325 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 22:12:34,327 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 22:12:34,330 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 22:12:34,331 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 22:12:34,333 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 22:12:34,335 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 22:12:34,340 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 22:12:34,343 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 22:12:34,345 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 22:12:34,348 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 22:12:34,348 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 22:12:34,351 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 22:12:34,356 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 22:12:34,357 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-16 22:12:34,411 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 22:12:34,414 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 22:12:34,422 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 22:12:34,423 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 22:12:34,423 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 22:12:34,423 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 22:12:34,424 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 22:12:34,424 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 22:12:34,424 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 22:12:34,425 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 22:12:34,429 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 22:12:34,430 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 22:12:34,431 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 22:12:34,431 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 22:12:34,432 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 22:12:34,432 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 22:12:34,434 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 22:12:34,434 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 22:12:34,434 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 22:12:34,436 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 22:12:34,436 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 22:12:34,437 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 22:12:34,438 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 22:12:34,438 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 22:12:34,441 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 22:12:34,441 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-16 22:12:34,442 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 775712c07390b56b0ae4cfd407987a042732aee5 [2019-11-16 22:12:35,186 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 22:12:35,225 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 22:12:35,236 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 22:12:35,242 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 22:12:35,245 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 22:12:35,246 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i [2019-11-16 22:12:35,432 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/573f14c1a/270b32c9915f40e9b20e15d5756b32db/FLAG500aa0adc [2019-11-16 22:12:37,666 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 22:12:37,668 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i [2019-11-16 22:12:37,796 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/573f14c1a/270b32c9915f40e9b20e15d5756b32db/FLAG500aa0adc [2019-11-16 22:12:37,837 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/573f14c1a/270b32c9915f40e9b20e15d5756b32db [2019-11-16 22:12:37,847 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 22:12:37,851 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 22:12:37,855 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 22:12:37,857 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 22:12:37,863 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 22:12:37,869 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:12:37" (1/1) ... [2019-11-16 22:12:37,878 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cd3f291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:12:37, skipping insertion in model container [2019-11-16 22:12:37,879 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:12:37" (1/1) ... [2019-11-16 22:12:37,898 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 22:12:38,271 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 22:12:47,563 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:12:47,773 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 22:12:48,854 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:12:52,827 INFO L192 MainTranslator]: Completed translation [2019-11-16 22:12:52,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:12:52 WrapperNode [2019-11-16 22:12:52,829 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 22:12:52,830 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 22:12:52,835 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 22:12:52,835 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 22:12:52,858 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:12:52" (1/1) ... [2019-11-16 22:12:53,150 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:12:52" (1/1) ... [2019-11-16 22:13:00,748 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 22:13:00,751 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 22:13:00,751 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 22:13:00,752 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 22:13:00,779 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:12:52" (1/1) ... [2019-11-16 22:13:00,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:12:52" (1/1) ... [2019-11-16 22:13:01,879 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:12:52" (1/1) ... [2019-11-16 22:13:01,881 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:12:52" (1/1) ... [2019-11-16 22:13:08,003 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:12:52" (1/1) ... [2019-11-16 22:13:08,735 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:12:52" (1/1) ... [2019-11-16 22:13:09,508 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:12:52" (1/1) ... [2019-11-16 22:13:10,936 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 22:13:10,946 INFO L168 Benchmark]: Toolchain (without parser) took 33091.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 405.6 MB in the end (delta: 544.7 MB). Peak memory consumption was 704.2 MB. Max. memory is 12.5 GB. [2019-11-16 22:13:10,950 INFO L168 Benchmark]: CDTParser took 2.29 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 22:13:10,953 INFO L168 Benchmark]: CACSL2BoogieTranslator took 14975.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 809.0 MB in the end (delta: 141.3 MB). Peak memory consumption was 313.9 MB. Max. memory is 12.5 GB. [2019-11-16 22:13:10,957 INFO L168 Benchmark]: Boogie Procedure Inliner took 7920.22 ms. Allocated memory is still 1.0 GB. Free memory was 809.0 MB in the beginning and 600.1 MB in the end (delta: 208.9 MB). Peak memory consumption was 347.4 MB. Max. memory is 12.5 GB. [2019-11-16 22:13:10,963 INFO L168 Benchmark]: Boogie Preprocessor took 10188.68 ms. Allocated memory is still 1.0 GB. Free memory was 600.1 MB in the beginning and 405.6 MB in the end (delta: 194.5 MB). Peak memory consumption was 354.0 MB. Max. memory is 12.5 GB. [2019-11-16 22:13:10,972 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.29 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 14975.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 809.0 MB in the end (delta: 141.3 MB). Peak memory consumption was 313.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 7920.22 ms. Allocated memory is still 1.0 GB. Free memory was 809.0 MB in the beginning and 600.1 MB in the end (delta: 208.9 MB). Peak memory consumption was 347.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 10188.68 ms. Allocated memory is still 1.0 GB. Free memory was 600.1 MB in the beginning and 405.6 MB in the end (delta: 194.5 MB). Peak memory consumption was 354.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...